Our shipping is closed Oct 6 from Oct 15
Orders received during this time will ship starting Oct 16



The warranty for new tubes is 90 days from date of purchase. Used tubes are warrantied for 30 days. If your tube fails within the warranty period, we will replace or refund the tubes.

Customer should refer to amp manufacturer for tube replacement and proper biasing. Tubes For Amps is not liable for any damage caused by the use of tubes sold.